421981285824

Names of 421981285824

• Cardinal: 421981285824 can be written as Four hundred twenty-one billion, nine hundred eighty-one million, two hundred eighty-five thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 4.21981285824 × 10¹¹

Factors of 421981285824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3596

Divisors of 421981285824

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 64 72 81 84 96 98 108 112 126 144 147 162 168 189 192 196 216 224 252 288 294 324 336 378 392 432 441 448 504 547 567 576 588 648 672 756 784 864 882 1008 1094 1134 1176 1296 1323 1344 1512 1568 1641 1728 1764 2016 2188 2268 2352 2592 2646 3024 3037 3136 3282 3528 3829 3969 4032 4376 4536 4704 4923 5184 5292 6048 6074 6564 7056 7658 7938 8752 9072 9111 9408 9846 10584 11487 12096 12148 13128 14112 14769 15316 15876 17504 18144 18222 19692 21168 21259 22974 24296 26256 26803 27333 28224 29538 30632 31752 34461 35008 36288 36444 39384 42336 42518 44307 45948 48592 52512 53606 54666 59076 61264 63504 63777 68922 72888 78768 80409 81999 84672 85036 88614 91896 97184 103383 105024 107212 109332 118152 122528 127008 127554 137844 145776 148813 157536 160818 163998 170072 177228 183792 191331 194368 206766 214424 218664 236304 241227 245056 245997 254016 255108 275688 291552 297626 310149 315072 321636 327996 340144 354456 367584 382662 413532 428848 437328 446439 472608 482454 491994 510216 551376 573993 583104 595252 620298 643272 655992 680288 708912 723681 735168 765324 827064 857696 874656 892878 945216 964908 983988 1020432 1102752 1147986 1190504 1240596 1286544 1311984 1339317 1360576 1417824 1447362 1530648 1654128 1661239 1715392 1721979 1749312 1785756 1929816 1967976 2040864 2171043 2205504 2295972 2381008 2481192 2573088 2623968 2678634 2835648 2894724 3061296 3308256 3322478 3443958 3571512 3859632 3935952 4017951 4081728 4342086 4591944 4762016 4962384 4983717 5146176 5247936 5357268 5789448 6122592 6616512 6644956 6887916 7143024 7719264 7871904 8035902 8684172 9183888 9524032 9924768 9967434 10714536 11578896 11628673 12053853 12245184 13289912 13775832 14286048 14951151 15438528 15743808 16071804 17368344 18367776 19849536 19934868 21429072 23157792 23257346 24107706 26579824 27551664 28572096 29902302 32143608 34736688 34886019 36735552 39869736 42858144 44853453 46315584 46514692 48215412 53159648 55103328 59804604 64287216 69473376 69772038 79739472 81400711 85716288 89706906 93029384 96430824 104658057 106319296 110206656 119609208 128574432 134560359 138946752 139544076 159478944 162801422 179413812 186058768 192861648 209316114 239218416 244202133 257148864 269120718 279088152 313974171 318957888 325602844 358827624 372117536 385723296 418632228 478436832 488404266 538241436 558176304 627948342 651205688 717655248 732606399 744235072 771446592 837264456 941922513 956873664 976808532 1076482872 1116352608 1255896684 1302411376 1435310496 1465212798 1674528912 1883845026 1953617064 2152965744 2197819197 2232705216 2511793368 2604822752 2870620992 2930425596 3349057824 3767690052 3907234128 4305931488 4395638394 5023586736 5209645504 5860851192 6593457591 6698115648 7535380104 7814468256 8611862976 8791276788 10047173472 11721702384 13186915182 15070760208 15628936512 17582553576 20094346944 23443404768 26373830364 30141520416 35165107152 46886809536 52747660728 60283040832 70330214304 105495321456 140660428608 210990642912 421981285824
• Sum of all divisors σ(n): 1458250973256
• Sum of proper divisors (its aliquot sum) s(n): 1036269687432
• 421981285824 is an abundant number, because the sum of its proper divisors (1036269687432) is greater than itself. Its abundance is 614288401608

Bases of 421981285824

• Binary: 110001001000000000010110110110111000000₂
• Hexadecimal: 0x62400B6DC0
• Base-36: 5DUSRG00

Squares and roots of 421981285824

• 421981285824 squared (421981285824²) is 178068205585676383358976
• 421981285824 cubed (421981285824³) is 75141450357416099246570648651956224
• The square root of 421981285824 is 649600.8665511463
• The cube root of 421981285824 is 7500.6297890341

Scales and comparisons

• 421,981,285,824 seconds is equal to 13,417 years, 36 weeks, 2 days, 15 hours, 50 minutes, 24 seconds.
• To count from 1 to 421,981,285,824 would take you about twenty-six thousand, eight hundred thirty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 421981285824 cubic inches would be around 625.1 feet tall.

Recreational maths with 421981285824

• 421981285824 backwards is 428582189124
• 421981285824 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421981285824's digits is 54
• More coming soon!